Jig for four-axis machining center

Abstract

The utility model discloses a jig for a four-axis machining center, which comprises an equipment base, a four-axis machining center equipment body is arranged on the equipment base, a placing platform is arranged on the equipment base through a rotating assembly, and two convex moving blocks are arranged on the placing platform through a bidirectional moving assembly. According to the jig for the four-axis machining center, the position of the pressing plate on one side is adjusted according to the machining position of machining equipment through the arranged insertion adjusting assembly, during pressing, the machining position is located in the middle position, later adjustment is reduced, and after the position is adjusted, the machining position is adjusted, so that the machining efficiency is improved. The movable rod is pushed into the clamping adjusting groove, position blocking and fixing are formed, the pressing plate is installed in an inserting mode, pressing plates in different shapes can be replaced and connected, different machining devices are pressed, and therefore rapid installation is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of four-axis machining jigs, in particular to a jig for a four-axis machining center. Background Art

[0002] CNC milling machine is an automatic processing equipment developed on the basis of general milling machine. The processing technology of the two is basically the same, and the structure is somewhat similar. CNC milling machine is divided into two categories: without tool magazine and with tool magazine. Among them, CNC milling machine with tool magazine is also called machining center. With the development of technology, CNC machining center adopts multi-axis method, which can process in multiple directions and angles, and the precision of the processed products produced is better.

[0003] After searching, the patent with application number CN202321157576.X discloses a non-destructive testing fixture for RF BGA shell. Through the bidirectional threaded rod, the two clamps are driven close to each other to achieve the clamping of the equipment. When the four-axis machining center is processing the equipment, the equipment needs to be placed on the jig. The clamping of the jig can achieve stable placement. The traditional two-side clamping is adopted so that the workpiece is in the middle position after clamping. However, some equipment needs to be processed at other positions during processing. After the two sides move synchronously, the position to be processed after clamping is not in the middle position. The adjustment range during processing is large. Therefore, a jig for a four-axis machining center is proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a fixture for a four-axis machining center to solve the above problems.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A fixture for a four-axis machining center comprises an equipment base, on which a four-axis machining center equipment body is disposed, a placement platform is mounted on the equipment base via a rotating assembly, two convex moving blocks are mounted on the placement platform via a bidirectional moving assembly, the top sides of the two convex moving blocks both extend outside the placement platform, a plug-in adjustment assembly is mounted on the convex moving block, a moving rod is fixedly mounted at one end of the moving rod with a clamping plate, a blocking positioning assembly is provided on the convex moving block, and the blocking positioning assembly is located on one side of the moving rod.

[0007] Preferably, the rotating assembly includes a rotating motor fixedly mounted on the top side of the equipment base, and an output end of the rotating motor is fixedly connected to the bottom side of the placement platform.

[0008] Preferably, the bidirectional moving component includes an adjustment cavity opened on the placing platform, a driving motor is fixedly installed on one side of the placing platform, the output end of the driving motor is connected to a bidirectional threaded rod, the bidirectional threaded rod is located in the adjustment cavity, and two convex moving blocks are threadedly sleeved on the bidirectional threaded rod.

[0009] Preferably, two movable holes are provided on the top side of the placement platform, and the top sides of the two convex movable blocks respectively move through the two movable holes, and two guide columns are fixedly installed on the inner wall of the adjustment cavity, and the convex movable blocks move through the two guide columns.

[0010] Preferably, the plug-in adjustment component includes a card-connecting adjustment groove opened on one side of the convex moving block, a plurality of fixed plug-in blocks are fixedly installed on the inner wall of the card-connecting adjustment groove, a plurality of movable plug-in blocks are fixedly installed on one side of the moving rod, the plurality of movable plug-in blocks are plugged in between the plurality of fixed plug-in blocks, and the moving rod is located in the card-connecting adjustment groove.

[0011] Preferably, the blocking and positioning assembly includes a stretching groove opened on the top side of the convex moving block, an L-shaped stretching rod is movably installed in the stretching groove, an external blocking plate is fixedly installed at one end of the L-shaped stretching rod, and the external blocking plate blocks one side position of the moving rod.

[0012] Preferably, one end of a stretching spring is fixedly mounted on the bottom end of the L-shaped stretching rod, the other end of the stretching spring is fixedly mounted on the bottom inner wall of the stretching groove, and a rubber pad is fixedly mounted on one side of the pressing plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the jig for the four-axis machining center places the equipment to be processed on the placement platform, the bidirectional moving component is arranged, through the rotation of the bidirectional threaded rod, drives the two convex moving blocks to move closer or farther from each other, drives the two clamping plates above to clamp the processing equipment, and the plug-in adjustment component is arranged to adjust the position of the clamping plate on one side according to the processing position of the processing equipment, so that the processing position is in the middle position during clamping, reducing the subsequent adjustment, after adjusting the position, the moving rod is pushed into the clamping adjustment groove to form a position blocking fixation, the clamping plate is installed by plugging, and the clamping plates with different shapes can also be replaced to clamp different processing equipment, thereby realizing quick installation;

[0014] The blocking and positioning assembly is set up, which drives the external blocking plate to move downward and block one side of the moving rod under the tensile force of the tension spring. At this time, the moving rod will not be detached, thereby ensuring the stable installation of the moving rod. The rotating assembly is set up, and the rotating motor on the rotating assembly is running, which can drive the entire placement platform to rotate, thereby realizing position adjustment to meet processing needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model in cross section;

[0017] Figure 3 It is a schematic diagram of the structure of the utility model in partial section;

[0018] Figure 4 It is a schematic diagram of the structure of the partial explosion of the utility model.

[0019] In the figure: 1. Equipment base; 2. Four-axis machining center equipment body; 3. Rotating motor; 4. Placing platform; 5. Adjustment chamber; 6. Driving motor; 7. Bidirectional threaded rod; 8. Guide column; 9. Convex moving block; 10. Moving hole; 11. Card-connecting adjustment groove; 12. Fixed plug-in block; 13. Moving rod; 14. Movable plug-in block; 15. Clamping plate; 16. Rubber pad; 17. Stretching groove; 18. L-shaped stretching rod; 19. Stretching spring; 20. External blocking plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example: Refer to Figure 1-4 A fixture for a four-axis machining center includes an equipment base 1, on which a four-axis machining center equipment body 2 is provided, and a placement platform 4 is installed on the equipment base 1 through a rotating assembly, and the rotating assembly includes a rotating motor 3 fixedly installed on the top side of the equipment base 1, and the output end of the rotating motor 3 is fixedly connected to the bottom side of the placement platform 4. The rotating assembly is set, and the rotating motor 3 on the rotating assembly runs, which can drive the entire placement platform 4 to rotate, thereby realizing position adjustment to meet the processing requirements. Two convex moving blocks 9 are installed on the placement platform 4 through a bidirectional moving assembly, and the top sides of the two convex moving blocks 9 extend outside the placement platform 4. A plug-in adjustment assembly is provided on the convex moving block 9 and a moving rod 13 is installed. A clamping plate 15 is fixedly installed on one end of the moving rod 13, and a blocking positioning assembly is provided on the convex moving block 9, and the blocking positioning assembly is located on one side of the moving rod 13.

[0022] Specifically, the bidirectional moving component includes an adjusting cavity 5 provided on the placing platform 4, a driving motor 6 is fixedly installed on one side of the placing platform 4, a bidirectional threaded rod 7 is connected to the output end of the driving motor 6, the bidirectional threaded rod 7 is located in the adjusting cavity 5, two convex moving blocks 9 are both threadedly sleeved on the bidirectional threaded rod 7, two moving holes 10 are provided on the top side of the placing platform 4, the top sides of the two convex moving blocks 9 are respectively movable through the two moving holes 10, two guide columns 8 are fixedly installed on the inner wall of the adjusting cavity 5, the convex moving blocks 9 are movable through the two guide columns 8, and one side of the pressing plate 15 is fixed A rubber pad 16 is installed, and the equipment to be processed is placed on the placement platform 4. The driving motor 6 on the bidirectional moving component is started to drive the bidirectional threaded rod 7 to rotate. The bidirectional threaded rod 7 is provided with two opposite thread grooves, thereby driving the two convex moving blocks 9 to move closer to or away from each other. The guide column 8 is set, which can limit the horizontal position of the movement of the convex moving block 9. Through movement, it can drive the two clamping plates 15 above to clamp the processing equipment. The rubber pad 16 is set to avoid the problem of clamping damage caused by excessive clamping contact force, and play a safety protection role.

[0023] Specifically, the plug-in adjustment component includes a card-connecting adjustment groove 11 provided on one side of the convex moving block 9, a plurality of fixed plug-in blocks 12 are fixedly installed on the inner wall of the card-connecting adjustment groove 11, a plurality of movable plug-in blocks 14 are fixedly installed on one side of the moving rod 13, the plurality of movable plug-in blocks 14 are plugged in between the plurality of fixed plug-in blocks 12, the moving rod 13 is located in the card-connecting adjustment groove 11, and a card-connecting adjustment component is provided. The moving rod 13 on the card-connecting adjustment component adjusts the position of a clamping plate 15 on one side according to the processing position of the processing equipment. When clamping, the processing position is in the middle position to reduce the subsequent adjustment. After adjusting the position, the moving rod 13 is pushed into the card-connecting adjustment groove 11, and the plurality of movable plug-in blocks 14 are plugged in between the plurality of fixed plug-in blocks 12, thereby forming a position blocking fixation. The clamping plate 15 is installed by plugging, and the clamping plate 15 with different shapes can also be replaced to clamp different processing equipment, thereby realizing quick installation.

[0024] Specifically, the blocking and positioning assembly includes a stretching groove 17 provided on the top side of the convex moving block 9, an L-shaped stretching rod 18 is movably installed in the stretching groove 17, an external blocking plate 20 is fixedly installed at one end of the L-shaped stretching rod 18, and the external blocking plate 20 blocks one side of the moving rod 13, and one end of a stretching spring 19 is fixedly installed at the bottom end of the L-shaped stretching rod 18, and the other end of the stretching spring 19 is fixedly installed on the bottom inner wall of the stretching groove 17. A blocking and positioning assembly is provided, and after the L-shaped stretching rod 18 on the blocking and positioning assembly is released, under the action of the stretching force of the stretching spring 19, the external blocking plate 20 is driven to move downward and block one side of the moving rod 13, and at this time, the moving rod 13 will not be detached, thereby ensuring the stable installation of the moving rod 13.

[0025] During use: When the CNC machining center is processing the equipment, the four-axis machining center equipment body 2 can realize multi-axis processing of the equipment. The equipment to be processed is placed on the placement platform 4, and the driving motor 6 on the two-way moving component is started to run, driving the two-way threaded rod 7 to rotate. The two-way threaded rod 7 is provided with two opposite thread grooves, thereby driving the two convex moving blocks 9 to move closer or farther away from each other. The set guide column 8 can limit the horizontal position of the movement of the convex moving block 9, and through movement, it can drive the two clamping plates 15 above to clamp the processing equipment. The set rubber pad 16 can avoid the problem of clamping damage caused by excessive clamping contact force, and play a safety protection role. The set plug-in adjustment component and the moving rod 13 on the plug-in adjustment component adjust the position of the clamping plate 15 on one side according to the processing position of the processing equipment. When clamping, the processing position is In the middle position, reducing the later adjustment, after adjusting the position, the moving rod 13 is pushed into the card-connecting adjustment groove 11, and multiple active plug-in blocks 14 are plugged between multiple fixed plug-in blocks 12, thereby forming a position blocking fixation, and the clamping plate 15 is installed by plugging, or the clamping plate 15 with different shapes can be replaced to clamp different processing equipment, thereby realizing quick installation, and the blocking positioning component is set. After the L-shaped stretching rod 18 on the blocking positioning component is loosened, under the tensile force of the stretching spring 19, the external blocking plate 20 is driven to move down and block one side of the moving rod 13. At this time, the moving rod 13 will not be detached, thereby ensuring the stable installation of the moving rod 13, and the rotating component is set. The rotating motor 3 on the rotating component is running, which can drive the entire placement platform 4 to rotate, thereby realizing position adjustment, meeting processing requirements, and being easy to use.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fixture for a four-axis machining center, comprising a device base (1), on which a four-axis machining center device body (2) is arranged, characterized in that: A placement platform (4) is installed on the equipment base (1) via a rotating component, and two convex moving blocks (9) are installed on the placement platform (4) via a bidirectional moving component. The top sides of the two convex moving blocks (9) extend outside the placement platform (4). The convex moving block (9) is provided with a plug-in adjustment component on which a moving rod (13) is installed. A clamping plate (15) is fixedly installed at one end of the moving rod (13). The convex moving block (9) is provided with a blocking positioning component, and the blocking positioning component is located on one side of the moving rod (13).

2. A jig for a four-axis machining center according to claim 1, characterized in that: The rotating assembly comprises a rotating motor (3) fixedly mounted on the top side of the equipment base (1), and an output end of the rotating motor (3) is fixedly connected to the bottom side of the placement platform (4).

3. The jig for a four-axis machining center according to claim 1, characterized in that: The bidirectional moving assembly comprises an adjusting chamber (5) provided on a placement platform (4); a driving motor (6) is fixedly mounted on one side of the placement platform (4); an output end of the driving motor (6) is connected to a bidirectional threaded rod (7); the bidirectional threaded rod (7) is located in the adjusting chamber (5); and two convex moving blocks (9) are both threadedly sleeved on the bidirectional threaded rod (7).

4. A jig for a four-axis machining center according to claim 3, characterized in that: Two movable holes (10) are provided on the top side of the placement platform (4), and the top sides of the two convex movable blocks (9) are respectively movable through the two movable holes (10). Two guide columns (8) are fixedly installed on the inner wall of the adjustment cavity (5), and the convex movable blocks (9) are movable through the two guide columns (8).

5. The jig for a four-axis machining center according to claim 1, characterized in that: The plug-in adjustment component comprises a clamping adjustment groove (11) provided on one side of a convex moving block (9); a plurality of fixed plug-in blocks (12) are fixedly mounted on the inner wall of the clamping adjustment groove (11); a plurality of movable plug-in blocks (14) are fixedly mounted on one side of a moving rod (13); the plurality of movable plug-in blocks (14) are plugged between the plurality of fixed plug-in blocks (12); and the moving rod (13) is located in the clamping adjustment groove (11).

6. The jig for a four-axis machining center according to claim 1, characterized in that: The blocking and positioning assembly comprises a stretching groove (17) opened on the top side of the convex moving block (9), an L-shaped stretching rod (18) is movably installed in the stretching groove (17), an external blocking plate (20) is fixedly installed at one end of the L-shaped stretching rod (18), and the external blocking plate (20) blocks a side position of the moving rod (13).

7. A jig for a four-axis machining center according to claim 6, characterized in that: One end of a stretching spring (19) is fixedly mounted on the bottom end of the L-shaped stretching rod (18), and the other end of the stretching spring (19) is fixedly mounted on the bottom inner wall of the stretching groove (17). A rubber pad (16) is fixedly mounted on one side of the pressing plate (15).

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